Hammer sanding block



FIG. 1 is a perspective representational view of the hammer sanding block;

FIG. 2 is a bottom view of the hammer sanding block;

FIG. 3 is a left side view of the hammer sanding block;

FIG. 4 is a front plan view of the hammer sanding block;

FIG. 5 is a top view of the hammer sanding block;

FIG. 6 is a right side view of the hammer sanding block; and,

FIG. 7 is a back plan view of the hammer sanding block. 

The ornamental design for a hammer sanding block, as shown and described. 